Hussain
Most popular questions and responses by Hussain
Math
A rectangular courtyard is 57m and50cm long and 22m broad determine the least possible number of square stones of the same size required to pave it
asked on August 9, 2016 
arithmetic
there are n arithmetic means between 5 and 32 such that the ratio between the 3rd and 7th means is 7:13,find the value of n.
asked on May 14, 2013 
statistics
Based on data collected by the National Center for Health Statistics and made available to the public in the Sample Adult database, an estimate of the percentage of adults who have at some point in their life been told they have hypertension is 23.53
asked on March 21, 2019 
calculus
Boyle's law states that if the temperature of a gas remains constant, then PV = c. Where P is the pressure, V is the volume, and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 13 in.^3/s, at what rate is P
asked on May 2, 2010 
al mustafa publick school
two planets of masses m and respectively.have a centre to center separation of r.at what distance from the center of the pianet of mass m do the gravitational force of planets cancel each other???
asked on May 4, 2012 
science
apparent change in wavelength of sound waves is 2.5cm when the source of sound is approaching stationary listener with velocity 8cm/s.Apparent decrease in the frequency of source when observer recedes from the same source at rest with a velocity of 30m/s
asked on April 6, 2016 
calculus
A dam 15 m high holds the water in reservoir . For safety reasons , the water level is maintained at a height 3 m below the top of the dam. At best of the dam , engineers have installed a vertical door in the shape of an equilateral triangle with sides of
asked on January 30, 2011 
Math
Estimate a range for the sum:7.6+2.3+6.7
asked on December 28, 2016 
chemistry
what volumes of 6M hcl and 2M hcl should be mixed to get two litres of 3M hcl
asked on July 27, 2016 
general knowledge
what is an intelligent skeleton?
asked on June 19, 2013 
general knowledge
name a fuzzy fruit that grows by the seashore
asked on June 18, 2013 
spanish
leemos las lecciones completas de puntos de partida?
asked on December 4, 2011 
statistics
1. Suppose a certain instructor is interested in determining the average final grade for all students taking STA 205 in any given semester. Suppose she obtains the academic records for 100 former STA 205 students. For this scenario, determine both the
asked on January 18, 2011 
science
apparent change in wavelength of sound waves is 2.5cm when the source of sound is approaching stationary listener with velocity 8cm/s.
asked on April 6, 2016 
math
3*8/6/7=
asked on June 18, 2013 
Strength of materials
Giveto applications of mechanics depends upon strength
asked on July 21, 2013 
Strength of materials
Explain UTM with neat sketch
asked on July 21, 2013 
maths
5/613/153+5=
asked on June 18, 2013 
chemistry
15gm of sodium chloride is present in one kilogram of solution.express the concentratiom in ppm and ppb
asked on July 27, 2016 
Math
A weight lifter is raising a barbell of mass 120kg. He does this in two stages. At the end of the first stage he holds the barbell steady at shoulder height. What upward force is each arm exerting?
asked on October 25, 2013 
give answers
when will u give the answers?
asked on June 18, 2013 
social studies
what is the name of a rock that is not as warm as rocks
asked on June 18, 2013 
general knowledge
what is the opening in the bottom of a soup dish?
asked on June 18, 2013 
general knowledge
what is intelligent skeleton?
asked on June 18, 2013 
maths
radius=7cm what is the area
asked on June 18, 2013 
maths
5/6+1/23/4=
asked on June 18, 2013

gse 122
1) y = aD + b (cube root of D) a and b are constant. when y=6, d=27 6= 27a + b(3√ 27) 6= 27a + 3b equation 1 when y= 11, d = 1/8 11= a/8 + b( 3√ 1/8) 11= a/8 + b/2  equation 2 so we have 6= 27a + 3b 11= a/8 + b/2 Rearrange 27a + 3b
posted on August 25, 2018 
science
itvbarnoeso
posted on September 19, 2017 
poly technic
thickness=s acceleration of the bullet inside plank=a 200^2400^2=2as as=60000 units v^2400^2=2*a*s/2 v^2=16000060000 =100000 units v=100root10 m/s
posted on August 26, 2017 
fractions
mary has 12 marbles 3/12 of the marbles are yeallo and 2/12 of the marbles are blue . the rest of the marble are green . how many marbles are green ? explain how you know ?
posted on February 24, 2016